This drill chuck kit converts tools with a no. 3 internal Morse taper spindle into a 3/4 in., 3-jawed chuck. This system is compatible with the Milwaukee super hole shooter drill 2404-1 as well as Milwaukee electromagnetic drill motors 4292-1 and 4297 - 1. kit includes a 48-66-2000 chuck and 48-07-0100 arbor.